Language/Java
[Java/Head First Java] 코드 자석(Code Magnetic)
1. 소스 코드 import java.util.*; public class ArrayListMagnet { public static void main(String[] args) { ArrayList a = new ArrayList(); a.add(0,"zero"); a.add(1,"one"); a.add(2,"two"); a.add(3,"three"); printAL(a); if(a.contains("three")) { a.add("four"); } a.remove(2); printAL(a); if(a.indexOf("four")!=4) { a.add(4,"4.2"); } printAL(a); if(a.contains("two")) { a.add("2.2"); } printAL(a); } public s..
2019. 4. 6.
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